Table 2 Postoperative functional outcomes

DRS

0.872

 0

8

10

5

10

8

 1

4

2

2

1

2

 2

1

0

2

0

0

 3

0

0

0

0

0

Competence

0.028*

 Blows

6

11

5

6

7

 Holds food

6

1

1

3

3

 Rarely spill

1

0

2

2

0

 Drooling at rest

0

0

1

0

0

Speech

-

 Grade I

13

12

9

11

10

 Grade II

0

0

0

0

0

 Grade III

0

0

0

0

0

 Grade IV

0

0

0

0

0

Mouth opening

0.652

 Very good

8

11

6

9

8

 Good

2

1

2

2

2

 Fair

2

0

1

0

0

 Poor

1

0

0

0

0

Numbness

2

3

2

1

2

0.906

Oral hygiene

0.857

 Normal

12

12

8

10

9

 Hampered

1

0

1

1

1

Functional satisfaction

0.749

 Highly satisfactory

6

8

5

9

7

 Satisfactory

5

2

3

2

2

 Partially satisfactory

2

2

1

0

1

 Not satisfactory

0

0

0

0

0

UW-QOL

1146.4 ± 64.24

1152.36 ± 48.25

1021.48 ± 71.87

1054.6 ± 56.36

1125.53 ± 62.75

0.036*